2018-08-21 19:23:22 +00:00
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#ifndef UTIL_H
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#define UTIL_H
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2018-10-04 18:25:16 +00:00
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#include <stdint.h>
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2018-08-21 19:23:22 +00:00
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#include <stdnoreturn.h>
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2018-08-29 02:46:20 +00:00
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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2018-08-21 19:23:22 +00:00
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#define COLD __attribute__((cold))
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#define UNUSED __attribute__((unused))
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#define EXPORT __attribute__((visibility("default")))
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2018-10-03 20:00:11 +00:00
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#define STRINGIFY(s) #s
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#define ALIAS(f) __attribute__((alias(STRINGIFY(f))))
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2018-08-29 19:06:49 +00:00
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2018-08-25 07:09:09 +00:00
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static inline int ffzl(long x) {
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return __builtin_ffsl(~x);
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}
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2018-08-21 19:23:22 +00:00
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COLD noreturn void fatal_error(const char *s);
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2018-10-04 18:25:16 +00:00
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typedef uint8_t u8;
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typedef uint16_t u16;
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typedef uint32_t u32;
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typedef uint64_t u64;
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typedef unsigned __int128 u128;
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2018-08-21 19:23:22 +00:00
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#endif
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